20879749296

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1231}}^1$

素因数の和:1405

約数の個数: 320

約数和(自身を含む): 70395494400

約数和(自身を除く): 49515745104

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 71, 72, 79, 84, 108, 112, 126, 142, 144, 158, 168, 189, 213, 216, 237, 252, 284, 316, 336, 378, 426, 432, 474, 497, 504, 553, 568, 632, 639, 711, 756, 852, 948, 994, 1008, 1106, 1136, 1231, 1264, 1278, 1422, 1491, 1512, 1659, 1704, 1896, 1917, 1988, 2133, 2212, 2462, 2556, 2844, 2982, 3024, 3318, 3408, 3693, 3792, 3834, 3976, 4266, 4424, 4473, 4924, 4977, 5112, 5609, 5688, 5964, 6636, 7386, 7668, 7952, 8532, 8617, 8848, 8946, 9848, 9954, 10224, 11079, 11218, 11376, 11928, 13272, 13419, 14772, 14931, 15336, 16827, 17064, 17234, 17892, 19696, 19908, 22158, 22436, 23856, 25851, 26544, 26838, 29544, 29862, 30672, 33237, 33654, 34128, 34468, 35784, 39263, 39816, 44316, 44872, 50481, 51702, 53676, 59088, 59724, 66474, 67308, 68936, 71568, 77553, 78526, 79632, 87401, 88632, 89744, 97249, 100962, 103404, 107352, 117789, 119448, 132948, 134616, 137872, 151443, 155106, 157052, 174802, 177264, 194498, 201924, 206808, 214704, 232659, 235578, 238896, 262203, 265896, 269232, 291747, 302886, 310212, 314104, 349604, 353367, 388996, 403848, 413616, 465318, 471156, 524406, 531792, 583494, 605772, 611807, 620424, 628208, 680743, 699208, 706734, 777992, 786609, 807696, 875241, 930636, 942312, 1048812, 1060101, 1166988, 1211544, 1223614, 1240848, 1361486, 1398416, 1413468, 1555984, 1573218, 1750482, 1835421, 1861272, 1884624, 2042229, 2097624, 2120202, 2333976, 2359827, 2423088, 2447228, 2625723, 2722972, 2826936, 3146436, 3500964, 3670842, 3722544, 4084458, 4195248, 4240404, 4667952, 4719654, 4894456, 5251446, 5445944, 5506263, 5653872, 6126687, 6292872, 6904679, 7001928, 7341684, 8168916, 8480808, 9439308, 9788912, 10502892, 10891888, 11012526, 12253374, 12585744, 13809358, 14003856, 14683368, 16337832, 16518789, 16961616, 18380061, 18878616, 20714037, 21005784, 22025052, 24506748, 27618716, 29366736, 32675664, 33037578, 36760122, 37757232, 41428074, 42011568, 44050104, 48332753, 49013496, 55237432, 62142111, 66075156, 73520244, 82856148, 88100208, 96665506, 98026992, 110474864, 124284222, 132150312, 144998259, 147040488, 165712296, 186426333, 193331012, 248568444, 264300624, 289996518, 294080976, 331424592, 372852666, 386662024, 434994777, 497136888, 579993036, 745705332, 773324048, 869989554, 994273776, 1159986072, 1304984331, 1491410664, 1739979108, 2319972144, 2609968662, 2982821328, 3479958216, 5219937324, 6959916432, 10439874648, 20879749296]

約数ペア:

[(1, 20879749296), (2, 10439874648), (3, 6959916432), (4, 5219937324), (6, 3479958216), (7, 2982821328), (8, 2609968662), (9, 2319972144), (12, 1739979108), (14, 1491410664), (16, 1304984331), (18, 1159986072), (21, 994273776), (24, 869989554), (27, 773324048), (28, 745705332), (36, 579993036), (42, 497136888), (48, 434994777), (54, 386662024), (56, 372852666), (63, 331424592), (71, 294080976), (72, 289996518), (79, 264300624), (84, 248568444), (108, 193331012), (112, 186426333), (126, 165712296), (142, 147040488), (144, 144998259), (158, 132150312), (168, 124284222), (189, 110474864), (213, 98026992), (216, 96665506), (237, 88100208), (252, 82856148), (284, 73520244), (316, 66075156), (336, 62142111), (378, 55237432), (426, 49013496), (432, 48332753), (474, 44050104), (497, 42011568), (504, 41428074), (553, 37757232), (568, 36760122), (632, 33037578), (639, 32675664), (711, 29366736), (756, 27618716), (852, 24506748), (948, 22025052), (994, 21005784), (1008, 20714037), (1106, 18878616), (1136, 18380061), (1231, 16961616), (1264, 16518789), (1278, 16337832), (1422, 14683368), (1491, 14003856), (1512, 13809358), (1659, 12585744), (1704, 12253374), (1896, 11012526), (1917, 10891888), (1988, 10502892), (2133, 9788912), (2212, 9439308), (2462, 8480808), (2556, 8168916), (2844, 7341684), (2982, 7001928), (3024, 6904679), (3318, 6292872), (3408, 6126687), (3693, 5653872), (3792, 5506263), (3834, 5445944), (3976, 5251446), (4266, 4894456), (4424, 4719654), (4473, 4667952), (4924, 4240404), (4977, 4195248), (5112, 4084458), (5609, 3722544), (5688, 3670842), (5964, 3500964), (6636, 3146436), (7386, 2826936), (7668, 2722972), (7952, 2625723), (8532, 2447228), (8617, 2423088), (8848, 2359827), (8946, 2333976), (9848, 2120202), (9954, 2097624), (10224, 2042229), (11079, 1884624), (11218, 1861272), (11376, 1835421), (11928, 1750482), (13272, 1573218), (13419, 1555984), (14772, 1413468), (14931, 1398416), (15336, 1361486), (16827, 1240848), (17064, 1223614), (17234, 1211544), (17892, 1166988), (19696, 1060101), (19908, 1048812), (22158, 942312), (22436, 930636), (23856, 875241), (25851, 807696), (26544, 786609), (26838, 777992), (29544, 706734), (29862, 699208), (30672, 680743), (33237, 628208), (33654, 620424), (34128, 611807), (34468, 605772), (35784, 583494), (39263, 531792), (39816, 524406), (44316, 471156), (44872, 465318), (50481, 413616), (51702, 403848), (53676, 388996), (59088, 353367), (59724, 349604), (66474, 314104), (67308, 310212), (68936, 302886), (71568, 291747), (77553, 269232), (78526, 265896), (79632, 262203), (87401, 238896), (88632, 235578), (89744, 232659), (97249, 214704), (100962, 206808), (103404, 201924), (107352, 194498), (117789, 177264), (119448, 174802), (132948, 157052), (134616, 155106), (137872, 151443)]